Tambah tangsel

sismiop/services/base.py

@@ -321,10 +321,13 @@ class AvailableInvoice(Query):
             if inq.is_paid():
                 continue
             no += 1
-            msg = '#{} {} Pokok Rp {} + Denda Rp {} = Rp {}'.format(
-                    str(no).zfill(2), inq.invoice_id_raw,
-                    thousand(inq.tagihan), thousand(inq.denda),
-                    thousand(inq.total))
+            msg = self.get_msg(inq)
+            msg = '#{} {}'.format(str(no).zfill(2), msg)
             print(msg)
             if no == self.count:
                 break
+
+    def get_msg(self, inq):
+        return '{} Pokok Rp {} + Denda Rp {} = Rp {}'.format(
+                inq.invoice_id_raw, thousand(inq.tagihan),
+                thousand(inq.denda), thousand(inq.total))

sismiop/services/tangsel/__init__.py

+from datetime import date
+from ..base import thousand
+from ..default import (
+    Inquiry as BaseInquiry,
+    Reversal,
+    AvailableInvoice as BaseAvailableInvoice,
+    )
+
+
+AKHIR_DISC = date(2020, 12, 31)
+THN_DISC = []
+for i in range(2014, 2020):  # 2014 - 2019
+    THN_DISC.append(str(i))
+
+
+class Inquiry(BaseInquiry):
+    def hitung_denda(self):  # Override
+        BaseInquiry.hitung_denda(self)
+        self.denda_sblm_diskon = self.denda
+        if self.tgl_bayar.date() > AKHIR_DISC:
+            return
+        if self.invoice.thn_pajak_sppt not in THN_DISC:
+            return
+        self.denda -= int(0.5 * self.denda)
+
+    def before_save(self, bayar):  # Override
+        bayar.denda_sblm_diskon = self.denda_sblm_diskon
+
+
+class AvailableInvoice(BaseAvailableInvoice):
+    def get_inquiry_class(self):
+        return Inquiry
+
+    def get_msg(self, inq):
+        s = BaseAvailableInvoice.get_msg(self, inq)
+        if inq.denda == inq.denda_sblm_diskon:
+            return s
+        return '{}, Denda Sebelum Discount Rp {}'.format(
+                s, thousand(inq.denda_sblm_diskon))